{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544319",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4e637ca91f26be34f6eb569f4abf80794f840a10c9f763b3715c8b47ffbda74d",
    "signature": "0xf82dce731da27dd6d0f03d4360a346150d3b002d35e453c9da013fed8b73d33040edbea50c2f8fedbab089c743d442dd3c68ed1cdc4e6995e977380a91491f041c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}